Riddles, one at a time

Growing Comb

Steps 4 to 9 are not shown. How many tiles will step 10 have?

Video · Easy Challenge link
Answer

35

A bar of 5, plus 3 teeth of 10 tiles: 5 + 30 = 35.

Two Glass Cards

Slide the two glass cards together. Which number appears?

Video · Easy Challenge link
Answer

48

Card A's strokes fill the gaps on card B: 4 and 8.

The Brass Grilles

The Brass Grilles

Read the holes row by row. Which grille shows a real word, and what is it?

Picture · Hard Challenge link
Answer

B: MAPLE

Read the holes row by row, left to right.

Which Ring? Three Rings

Which tile belongs in the very centre?

Video · Medium Challenge link
Answer

D

Only D is round, blue AND has a dot.

Gem Finder: Three Gems, One Blank

A number counts the gems in the 8 tiles around it; numbered tiles have none. Which lettered tile has NO gem?

Video · Medium Challenge link
Answer

D

D touches a 0, so it is empty; the numbers force gems under A, B and C.

Turn the Crank

The big gear turns clockwise. Which lantern goes UP?

Video · Hard Challenge link
Answer

LANTERN C

Each mesh and the crossed belt flip the spin.

Challenge link